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Post by owdboggy on Mar 31, 2015 12:55:41 GMT
Going to try this myself,
Are you are looking for a solution to a liverwort problem? I use Baking powder (Sodium hydrogen carbonate) Mix one teaspoonful with a little very fine sand, sprinkle it over the pots and water it in. Doesn't appear to affect the seedlings, well not here anyway.
From the Scottish Rock Garden Club site.
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